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〖A48Y高温高压安全阀〗
【A48Y高温高压安全阀-产品说明】
A48Y高温高压安全阀适用于工作温度“C型”≤425℃;“I型”≤500℃;“V型”≤550℃的蒸气等介质的设备或管路上作为超压保护装置。连接法兰标准按JB/T•••94系列1、系列2。
高温高压安全阀产品型号:A48Y/Sb-16/40/64/100/160C/I/V

【A48Y高温高压安全阀-主要零件材料】
| No | 零件名称 | C型 材料 | I型 材料 | V型 材料 | 
| 1 | 阀 体 | WCB | ZG1Cr5Mo | ZG15Cr1Mo1V | 
| 2 | 阀 座 | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA | 
| 3 | 调 节 圈 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 
| 4 | 阀 瓣 | 2Cr13 | 17-4PH | 17-4PH | 
| 5 | 导 向 套 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 
| 6 | 散 热 器 | ZG230-450 | ZG230-450 | ZG230-450 | 
| 7 | 阀 盖 | ZG230-450 | ZG230-450 | ZG230-450 | 
| 8 | 弹 簧 | 50CrVA | 50CrVA | 50CrVA | 
【A48Y高温高压安全阀-主要外形尺寸】
| 型号 | 公称 | do | D | K | g | g1 | b | f | f1 | Z-ød | DN | D1 | K1 | g3 | g2 | b1 | f | f1 | z1-ød1 | L | L1 | ≈H | 
| A48Y-16C  | 40 | 25 | 150 | 110 | 
 | 85 | 18 | 3 | 
 | 4-18 | 50 | 165 | 125 | 
 | 100 | 20 | 3 | 
 | 4-18 | 120 | 115 | 540 | 
| 50 | 32 | 165 | 125 | 
 | 100 | 20 | 3 | 
 | 4-18 | 65 | 185 | 145 | 
 | 120 | 20 | 3 | 
 | 4-18 | 135 | 120 | 618 | |
| 65 | 40 | 185 | 145 | 
 | 120 | 20 | 3 | 
 | 4-18 | 80 | 200 | 160 | 
 | 135 | 20 | 3 | 
 | 8-18 | 160 | 140 | 710 | |
| 80 | 50 | 200 | 160 | 
 | 135 | 20 | 3 | 
 | 8-18 | 100 | 220 | 180 | 
 | 155 | 22 | 3 | 
 | 8-18 | 160 | 150 | 730 | |
| 100 | 65 | 220 | 180 | 
 | 155 | 20 | 3 | 
 | 8-18 | 150 | 285 | 240 | 
 | 210 | 24 | 3 | 
 | 8-23 | 225 | 175 | 892 | |
| 150 | 100 | 285 | 240 | 
 | 210 | 24 | 3 | 
 | 8-23 | 200 | 340 | 295 | 
 | 265 | 26 | 3 | 
 | 12-23 | 240 | 235 | 1135 | |
| 200 | 125 | 340 | 295 | 
 | 265 | 26 | 3 | 
 | 12-23 | 250 | 405 | 355 | 
 | 320 | 30 | 3 | 
 | 12-26 | 290 | 210 | 1135 | |
| A48Y-40  | 25 | 16 | 115 | 85 | 58 | 65 | 16 | 2 | 4 | 4-14 | 32 | 140 | 100 | 
 | 78 | 18 | 2 | 
 | 4-18 | 110 | 95 | 429 | 
| 32 | 20 | 140 | 100 | 66 | 78 | 18 | 2 | 4 | 4-18 | 40 | 150 | 110 | 
 | 85 | 18 | 3 | 
 | 4-18 | 115 | 100 | 421 | |
| 40 | 25 | 150 | 110 | 76 | 85 | 18 | 3 | 4 | 4-18 | 50 | 165 | 125 | 
 | 100 | 20 | 3 | 
 | 4-18 | 120 | 115 | 540 | |
| 50 | 32 | 165 | 125 | 88 | 100 | 20 | 3 | 4 | 4-18 | 65 | 185 | 145 | 
 | 120 | 20 | 3 | 
 | 4-18 | 135 | 120 | 618 | |
| 65 | 40 | 185 | 145 | 110 | 120 | 22 | 3 | 4 | 8-18 | 80 | 200 | 160 | 
 | 135 | 20 | 3 | 
 | 8-18 | 160 | 140 | 710 | |
| 80 | 50 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 100 | 220 | 180 | 
 | 155 | 22 | 3 | 
 | 8-18 | 160 | 150 | 730 | |
| 100 | 65 | 235 | 190 | 150 | 160 | 24 | 3 | 4.5 | 8-23 | 150 | 285 | 240 | 
 | 210 | 24 | 3 | 
 | 8-23 | 225 | 175 | 892 | |
| 150 | 100 | 300 | 250 | 204 | 218 | 30 | 3 | 4.5 | 8-26 | 200 | 340 | 295 | 
 | 265 | 26 | 3 | 
 | 12-23 | 240 | 235 | 1135 | |
| 200 | 125 | 375 | 320 | 260 | 282 | 38 | 3 | 4.5 | 12-30 | 250 | 405 | 355 | 
 | 320 | 30 | 3 | 
 | 12-26 | 290 | 310 | 1135 | |
| A48Y-64 | 25 | 16 | 140 | 100 | 58 | 78 | 22 | 2 | 4 | 4-18 | 32 | 140 | 100 | 66 | 78 | 18 | 2 | 4 | 4-18 | 110 | 100 | 429 | 
| 32 | 20 | 155 | 110 | 66 | 82 | 24 | 2 | 4 | 4-23 | 40 | 150 | 110 | 76 | 85 | 18 | 3 | 4 | 4-18 | 130 | 110 | 421 | |
| 40 | 25 | 170 | 125 | 76 | 95 | 24 | 3 | 4 | 4-23 | 50 | 165 | 125 | 88 | 100 | 20 | 3 | 4 | 4-18 | 135 | 120 | 540 | |
| 50 | 32 | 180 | 135 | 88 | 105 | 26 | 3 | 4 | 4-23 | 65 | 185 | 145 | 110 | 120 | 22 | 3 | 4 | 8-18 | 160 | 130 | 618 | |
| 50 | 32 | 180 | 135 | 88 | 105 | 26 | 3 | 4 | 4-23 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 160 | 145 | 710 | |
| 65 | 40 | 205 | 160 | 110 | 130 | 28 | 3 | 4 | 8-23 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 175 | 160 | 710 | |
| 80 | 50 | 215 | 170 | 121 | 140 | 30 | 3 | 4 | 8-23 | 100 | 235 | 190 | 150 | 160 | 24 | 3 | 4.5 | 8-23 | 175 | 160 | 730 | |
| 100 | 65 | 250 | 200 | 150 | 168 | 32 | 3 | 4.5 | 8-26 | 125 | 270 | 220 | 176 | 188 | 28 | 3 | 4.5 | 8-25 | 220 | 200 | 800 | |
| 100 | 65 | 250 | 200 | 150 | 168 | 32 | 3 | 4.5 | 8-26 | 150 | 300 | 250 | 204 | 218 | 30 | 3 | 4.5 | 8-26 | 220 | 200 | 892 | |
| 150 | 100 | 345 | 280 | 204 | 240 | 38 | 3 | 4.5 | 8-34 | 200 | 375 | 320 | 260 | 282 | 38 | 3 | 4.5 | 12-30 | 280 | 280 | 1135 | |
| 200 | 125 | 405 | 345 | 260 | 300 | 44 | 3 | 4.5 | 12-36 | 250 | 450 | 385 | 313 | 345 | 42 | 3 | 4.5 | 12-34 | 300 | 295 | 1135 | |
| A48Y-100 | 25 | 16 | 140 | 100 | 58 | 78 | 24 | 2 | 4 | 4-18 | 32 | 140 | 100 | 66 | 78 | 18 | 2 | 4 | 4-18 | 110 | 100 | 429 | 
| 32 | 20 | 155 | 110 | 66 | 82 | 24 | 2 | 4 | 4-23 | 40 | 150 | 110 | 76 | 85 | 18 | 3 | 4 | 4-18 | 130 | 110 | 421 | |
| 40 | 25 | 170 | 125 | 76 | 95 | 26 | 3 | 4 | 4-23 | 50 | 165 | 125 | 88 | 100 | 20 | 3 | 4 | 4-18 | 135 | 120 | 540 | |
| 50 | 32 | 195 | 145 | 88 | 112 | 28 | 3 | 4 | 4-26 | 65 | 185 | 145 | 110 | 120 | 22 | 3 | 4 | 8-18 | 160 | 130 | 618 | |
| 50 | 32 | 195 | 145 | 88 | 112 | 28 | 3 | 4 | 4-26 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 160 | 145 | 710 | |
| 65 | 32 | 220 | 170 | 110 | 138 | 32 | 3 | 4 | 8-26 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 175 | 160 | 710 | |
| 80 | 40 | 230 | 180 | 121 | 148 | 34 | 3 | 4 | 8-26 | 100 | 235 | 190 | 150 | 160 | 24 | 3 | 4.5 | 8-23 | 175 | 160 | 730 | |
| 100 | 50 | 265 | 210 | 150 | 172 | 38 | 3 | 4.5 | 8-30 | 125 | 270 | 220 | 176 | 188 | 28 | 3 | 4.5 | 8-25 | 220 | 200 | 800 | |
| 100 | 50 | 265 | 210 | 150 | 172 | 38 | 3 | 4.5 | 8-30 | 150 | 300 | 250 | 204 | 218 | 30 | 3 | 4.5 | 8-26 | 220 | 200 | 892 | |
| 150 | 80 | 355 | 290 | 204 | 250 | 46 | 3 | 4.5 | 12-34 | 200 | 375 | 320 | 260 | 282 | 38 | 3 | 4.5 | 12-30 | 280 | 280 | 1135 | |
| 200 | 125 | 430 | 360 | 260 | 312 | 54 | 3 | 4.5 | 12-36 | 250 | 450 | 385 | 313 | 345 | 42 | 3 | 4.5 | 12-34 | 300 | 295 | 1135 | |
| A48SH-40 | 50 | 32 | 160 | 125 | 88 | 105 | 38 | 3 | 4 | 4-18 | 80 | 195 | 160 | / | 135 | 20 | 3 | / | 8-18 | 124 | 137 | 525 | 
| A48TH-100 | 50 | 32 | 195 | 145 | 88 | 112 | 50 | 3 | 4 | 4-26 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4.5 | 8-18 | 160 | 145 | 580 | 
| A48SB-160 | 80 | 40 | 260 | 205 | 121 | 168 | 65 | 15 | 4 | 8-30 | 150 | 300 | 250 | 204 | 218 | 30 | 3 | 4.5 | 8-25 | 215 | 210 | 1175 | 
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